Hamamatsu Photonics has developed compact laser diode modules that emit a uniform high-intensity beam capable of pumping high-power industrial pulsed solid-state lasers.
Laser Diodes Components:ccp Laser Diode Stacks : High Power Burning Laser Pointers,DPSS Laser Diode LD Modules, Kinds of laser products
Beam-shaping technique for fiber-coupled diode laser system by homogenizing the beam quality of two laser diode stacks - ScienceDirect
Diode stacks, explained by RP; laser diodes, high-power lasers